Check the listing for details. Princeton Tec Miniwave II Underwater Flashlight Blue 112 Lumens. Condition: Used. Listed at 40.00 USD. The Princeton Tec Miniwave II Underwater Flashlight in Blue offers 112 lumens of brightness, making it a powerful and compact light for water activities like scuba diving and snorkeling. Made in the United States by the trusted brand Princeton Tec, this flashlight is designed to be durable and reliable for underwater use. With a unit quantity of 1, this flashlight is a must-have for anyone looking for a high-quality and portable lighting solution for their water adventures.